/*
 * Maze.java
 * Copyright (c) 2021, Drexel University.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the Drexel University nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY DREXEL UNIVERSITY ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL DREXEL UNIVERSITY BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package maze;

import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;


public class Maze implements Iterable<Room>
{
	private final Map<Integer, Room> rooms = new HashMap<Integer, Room>();
	private Room current;
	
	public Maze()
	{
	}

	public final void addRoom(final Room r)
	{
		rooms.put(r.getNumber(), r);
	}

	public final Room getRoom(int number)
	{
		return rooms.get(number);
	}
	
	@Override
	public Iterator<Room> iterator()
	{
		return rooms.values().iterator();
	}

	public int getNumberOfRooms()
	{
		return rooms.size();
	}

	public final Room getCurrentRoom()
	{
		return current;
	}

	public final void setCurrentRoom(final Room room)
	{
		current = room;
	}
	
	public final void setCurrentRoom(int number)
	{
		current = rooms.get(number);
	}
}
